baber/WOPTO huggingface dataset:
Patent KR-20220114930-A (KR)
Title: Inverter dc-link voltage discharge apparatus for eco-friendly vehicle
Inventor: SOON BAEK KWON
IPC: H02M1/084
Filed: 2021-02-09
Abstract: An inverter DC link voltage discharging device of an eco-friendly vehicle is disclosed. According to the present invention, the inverter DC link voltage discharging device of the eco-friendly vehicle comprises: a first switching element connecting a DC-link capacitor and a motor; a second switching element connecting the motor to the ground; and an active discharging unit for generating driving power for forcibly discharging a DC-link voltage of the DC-link capacitor according to a DC-link voltage of the DC-link capacitor and a preset reference voltage, selecting a situation requiring forced discharging by using the driving power, and controlling the first switching element and the second switching element according to a selection result.
Patent KR-20220117401-A (KR)
Title: Bellows globe valve assembly
Inventor: LEE DEOK JAE
IPC: F16K25/00
Filed: 2021-02-16
Abstract: An objective of the present invention is to provide a globe valve assembly with which an opening/closing operation controlling the flow of fluid is smoothly performed and leakage is reliably prevented from a fluid passage. According to the present invention, the globe valve assembly comprises: a valve actuator displacing a rod up and down by air pressure applied to a diaphragm under control of a valve positioner; a valve stem connected to the lower end part of the rod of the valve actuator; a disk fixed to the lower end part of the valve stem; a valve body having valve seat coming in close contact with the disk to seal the internal fluid passage; and bellows mounted as if surrounding the valve stem in the valve body to elastically expand and contract according to displacement of the valve stem, and block leakage of the fluid moving through the fluid passage to the outside.
Patent KR-20220120969-A (KR)
Title: System of observation for safety evaluation of sheathing work, and computer program recorded on record-medium for executing method thereof
Inventor: KIM HYUNG SUNG
IPC: G06Q50/10
Filed: 2021-02-24
Abstract: The present invention proposes a real-time measurement system for evaluating the safety of structures installed by sheathing work. The system comprises: an Internet of Things (IoT) sensor which is attached to a structure installed by sheathing work, and measures a distance from the ground surface or a distance from another structure installed by the sheathing work; and a safety evaluation server which determines the safety of a sheathing wall supported by the structure based on the distance measured by the IoT sensor.
Patent KR-20210112256-A (KR)
Title: Preparation method of polymer
Inventor: KANG JOON KOO
IPC: C08G61/12
Filed: 2021-03-03
Abstract: According to the present application, provided are a manufacturing method capable of effectively manufacturing a polymer of a monomer composition having desired molecular weight characteristics and solubility in a solvent and freely and variously designed according to a purpose without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion containing the polymer manufactured by the manufacturing method.
Patent KR-20220130287-A (KR)
Title: an infinite power generator
Inventor: KIM JIN DO
IPC: F03G7/10
Filed: 2021-03-17
Abstract: The present invention relates to an infinite power generator, wherein a chain is assembled to frames installed on both axes and upper and lower chain gear shafts on both axes so that a weight (2) is rolled on a weight roll rail (5), a groove rail is assembled together to be moved downward and is moved upward by a power roll gear (4), and a weight upward moving chain is moved upward and continuously rotated, thereby producing clean energy.
Patent KR-20220134272-A (KR)
Title: Lithium secondary battery and method of fabricating cathode for lithium secondary battery
Inventor: PARK SANG MIN
IPC: H01M10/0525
Filed: 2021-03-26
Abstract: A lithium secondary battery of embodiments of the present invention includes: a positive electrode including a positive electrode current collector and a positive electrode active material layer formed on the positive electrode current collector and including lithium-transition metal composite oxide particles; and a negative electrode disposed to face the positive electrode. In the range of 20 to 45 deg. C, after charging at 1.0C and 4.2V in a CC/CV mode to 100% state of charge (SOC), discharging at 1.0C and 2.5V in a CC mode is one cycle, and after 300 cycles, the positive electrode active material layer has a BET specific surface area of 1.5 to 2.6 m^2/g.
Patent KR-20220139010-A (KR)
Inventor: KIM DONG HYUN
IPC: B60N2/36
Filed: 2021-04-07
Abstract: The present invention relates to a striker pin driving device of a car seat. A purpose thereof is to provide a striker pin driving device capable of solving a program that a part of a striker pin of a left or right seat is exposed to the outside after the folding of a seatback of a center seat. To achieve the purpose, the striker pin driving device, which is installed in a back frame of a first seat to rotate a striker pin locked to or unlocked from a latch of a second seat in interoperation with an operation state of seatback folding and unfolding of the second seat, includes a cable assembly rotating the striker pin in interoperation with the operation of seatback folding and unfolding of the second seat, wherein the cable assembly includes: a cable rotating a striker pin while being pulled or released when the seatback of the second seat is folded or unfolded; a first tube as a lower tube and a second tube as an upper tube, installed to surround the cable to support and guide the cable moved therein; and a compensator installed between the first tube and the second tube, and elastically supporting the lower end of the second tube to be movable.
Patent KR-20220140914-A (KR)
Inventor: JUNG SANG HOON
IPC: B60K6/38
Filed: 2021-04-09
Abstract: The present invention relates to a driving device of a hybrid vehicle, and a control method thereof. When driving of a motor is controlled as a drive mode is changed in a hybrid vehicle driven by power generated from at least one between an engine and a motor, a rotation speed of the motor is synchronized to a rotation speed of a driving wheel and then power of the motor is transmitted to the driving wheel, so that an impact generated when changing the drive mode during driving can be significantly reduced, the power can be easily changed, and riding comfort and safety of driving can be improved.
Patent KR-20220141944-A (KR)
Inventor: KANG MYUNG GIL
IPC: H01L29/786
Filed: 2021-04-13
Abstract: The present invention relates to a semiconductor device with improved reliability and electrical characteristics, and a method for manufacturing the same. More specifically, the semiconductor device includes: a first active pattern on a substrate; a pair of first source/drain patterns on the first active pattern and a first channel pattern therebetween, wherein the first channel pattern includes semiconductor patterns stacked to be spaced apart from each other; a first gate electrode on the first channel pattern; a first gate cutting pattern adjacent to the first channel pattern and passing through the first gate electrode; and a first residual pattern interposed between the first gate cutting pattern and the first channel pattern, wherein the first residual pattern covers an outermost sidewall of at least one of the semiconductor patterns, and the first gate electrode includes thereon a first extension unit vertically overlapping the first residual pattern.
Patent KR-20220142125-A (KR)
Inventor: AHN DONG HYUN
IPC: B01D46/42
Filed: 2021-04-14
Abstract: According to the present invention, a photocatalyst-based fine dust reduction smart streetlight comprises: a photocatalyst accommodation unit in a pillar shape having a certain height, and having a lower end fixed on a floor surface, and including a surrounding air suction/circulation fan, a photocatalyst-coated filter, and a ultraviolet (UV) lamp; a middle extension unit in a pillar shape having one end coupled to an upper end of the photocatalyst accommodation unit and having the other end coupled to a lighting unit; a lighting unit coupled to an upper end of the middle extension unit and including a light source; and a control unit controlling the fan, the UV lamp, and the light source of the lighting unit. As such, according to the present invention, the photocatalyst-based fine dust reduction smart streetlight can be provided, which is able to remove moving pollutants on the roads (atmospheric pollutants) by an environmentally friendly method using a photocatalyst, and effectively address the problem of city air pollution as well as air pollution on the roads.
Patent KR-20220147881-A (KR)
Title: Pickled cabbage manufactured by sterilization and preservative methods and their manufacturing methods
Inventor: YOU DONG CHEOL
IPC: A23B7/02
Filed: 2021-04-28
Abstract: The present invention relates to a method for preparing pickled cabbage having sterilization and antiseptic power and to pickled cabbage prepared by the method. The method for preparing pickled cabbage, according to the present invention, comprises: a collection step; a washing step; a roasting step; a crushing step; a pickling step; a washing step; and a selection step. According to the present invention, consumers can be supplied with pickled cabbage of good quality that does not rot.
Patent KR-20220149237-A (KR)
Inventor: VICTOR GOTTARDI
IPC: F15B15/14
Filed: 2021-04-30
Abstract: In accordance with the present invention, provided are a hydraulic valve and a hydraulic control device for a front loader of an agricultural tractor. In accordance with the present invention, the hydraulic valve includes: a valve body in which an oil flow path and a spool housing hole are formed; and a spool installed to be movable in the spool housing hole and formed to change an oil transfer route in the oil flow path, wherein the oil flow path includes an oil supply flow path connected to an oil supply pump, first and second flow paths individually connected to a driving cylinder, and an oil discharge flow path connected to the oil tank. The spool has a first moving position connecting the first flow path with the oil supply flow path and connecting the second flow path with the oil discharge flow path, a second moving position connecting the first flow path with the oil discharge flow path and connecting the second flow path with the oil supply flow path, and a neutral position cutting off the connections between the first flow path, the second flow path, the oil supply flow path, and the oil discharge flow path. The valve body includes a first valve unit connected to at least one of the first and second flow paths, and the spool includes a driving unit coupled to the first valve unit to be driven to open an opening/closing unit of the first valve unit when moved from the neutral position to the first or second moving position, wherein the first valve unit is opened by the driving unit on the first position or the second position to connect an oil transfer route of the first or second flow path connected to the oil supply flow path, and is closed on the neutral position to cut off the oil transfer route of at least one of the first and second flow paths. Therefore, the present invention is capable of effectively preventing the occurrence of an oil leak in the hydraulic valve.
Patent KR-20220151402-A (KR)
Title: Frame and mask integrated frame
Inventor: LEE BYUNG IL
IPC: H01L51/00
Filed: 2021-05-06
Abstract: The present invention relates to a frame and a mask with an integrated frame, which can prevent deformation such as sagging or twisting masks and clearly align masks. According to the present invention, the frame is a frame for a mask with an integrated frame in which a plurality of masks and a frame supporting the masks are integrally formed. The frame comprises: an edge frame part including a hollow area; and a mask cell sheet part including a plurality of grid sheet parts separated from each other in a first direction and a second direction perpendicular to the first direction to be arranged. Both ends of the grid sheet parts are connected to the edge frame part. A mask cell area is formed between a grid sheet part and a neighboring grid sheet part, and a dummy cell area is formed between the grid sheet part and the edge frame part.
Patent KR-20210084356-A (KR)
Title: Air Respirator Face Jig For Automatic Washing Device And Automatic Washing Device Including The Same
Inventor: HAM MI YEONG
IPC: B08B11/02
Filed: 2021-05-10
Abstract: Disclosed are a face jig and an automatic washing device including the same, wherein the face jig has the shape of a cylindrical block having a circular coupler, which protrudes forward to combine with the face side of a respirator, and the coupler includes a holding groove, which is formed in a dug shape along the outer circumference surface to be locked to the coupling piece of the face, and a guide groove which is formed in a dug shape along an axial line to be inserted into the protruding piece of the face. The automatic washing device in accordance with the present invention can maximize the convenience of operation by making washing operation rapid and convenient as all washing processes such as a washing process, a dehydrating process and a drying process can be carried out automatically when a face worn by a firefighter is washed. Clean and sanitary washing quality can be ensured by completely removing remaining contaminants or germs. The present invention has advantages in handling or maintenance owing to a simple structure and easy manipulation.
Patent KR-20220153361-A (KR)
Inventor: YANG JIN SOUK
IPC: B65D85/72
Filed: 2021-05-11
Abstract: The present invention relates to a silicone tube for a feeding bottle cover which allows a feeding bottle to land stably when standing upright and allows an expansion portion of a silicone tube of the feeding bottle held by a baby to be in the optimal position for drinking, and reduces a manufacturing cost with a simple structure. The silicone tube for a feeding bottle cover has a sack shape to cover the feeding bottle and comprises: at an upper end thereof, a ring-shaped thick portion forming an opening so that a nipple fastening portion formed on an upper part of the feeding bottle protrudes; an upper expansion portion formed and expanding to a lower part of the ring-shaped thick portion and formed as a thin film to expand to the outside with pressure when air is injected; a lower constriction portion formed and expanding after being contracted to a lower part of the upper expansion portion and formed of a thick film not to expand when air is injected and to maintain a contact state with the feeding bottle; a bottom contact portion formed of a thick film at a lower end of the lower constriction portion not to expand when air is injected and to adhere to a bottom surface of the feeding bottle; and a ground support portion formed vertically around the bottom contact portion and having a space portion formed therein. Accordingly, when drinking, a grasping motion by the baby becomes comfortable, and a manufacturing cost is reduced with a simple structure.
Patent KR-20220153366-A (KR)
Inventor: DAEKYU SHIN
IPC: G06T3/00
Filed: 2021-05-11
Abstract: According to one embodiment, an electronic device comprises: an image sensor; a display; and at least one processor operatively connected to the image sensor and the display. The at least one processor acquires an image frame through the image sensor to divide the image frame into multiple lattice areas, detects at least one factor among at least one object or line component in the acquired image frame, analyzes the lattice area containing the detected at least one factor, determines an area to be corrected for line distortion among the multiple lattice areas, and based on the determined area, performs line distortion correction for a first lattice area among the multiple lattice areas based on a first weight and for a second lattice area among the multiple lattice areas based on a second weight, and displays the image frame having distortion correction performed. Other various embodiments understood through the specification may be provided. Various embodiments of the present disclosure provide a method for performing at least of line correction, face correction and/or object correction.
Patent KR-20220156222-A (KR)
Title: Washing machine
Inventor: BEOMJUN KIM
IPC: D06F39/10
Filed: 2021-05-18
Abstract: The present invention relates to a washing machine. The washing machine includes a tub for receiving wash water, a drum rotatably provided in the tub, and a pump provided in the tub to drain and circulate the wash water. The pump includes a pump housing to which the wash water of the tub is introduced, a drain chamber formed in one side of the pump housing and forming a drain space, a drain pump mounted in the drain chamber and provided with a drain impeller for generating a drain pressure in the drain chamber, a first drain hose connector extending from the upper portion of the drain chamber in a direction parallel to a horizontal direction so as to drain the wash water in response to rotation of the impeller in one direction, a second drain hose connector extending from the lower portion of the drain chamber in a direction parallel to the horizontal direction so as to drain the wash water in response to rotation of the impeller in the opposite direction, a first drain hose connected to the first drain hose connector, and a second drain hose connected to the second drain hose connector. According to the present invention, the wash water remaining in the pump can be minimized.
Patent KR-20220157786-A (KR)
Title: Cooling LED (scalp hair loss) treatment device by packaging thermoelectric element, refrigerant, cooling plate and LED module
Inventor: PARK IN SU
IPC: A61F7/00
Filed: 2021-05-21
Abstract: The present invention relates to a helmet-type scalp or face management device which has a cover worn on a scalp or face formed as a helmet to provide convenience of easy wearing process, alleviates scalp or facial troubles by LED light provided in the cover, provides the scalp or face with cool air by packaging thermoelectric elements, refrigerants, cooling plates and LED modules to cool down the heat generated from the scalp and skin while alleviating heat generated from the LED. The thermoelectric element comprises a cool and warm massage member which has a cooling unit which lowers down a temperature of a refrigerant by generating low temperatures on a surface and cools down the cold and warm massage member by the cooled refrigerant. The device can be changed in various shapes depending on shapes of a cooling plate because cool air of the thermoelectric elements is transferred through the refrigerant and the cooling plate and transfer directly cold and warm to a wide range of skin by one thermoelectric element.
Patent KR-20210156214-A (KR)
Inventor: MONTALVO ANTONIO
IPC: H04B7/06
Filed: 2021-06-03
Abstract: Embodiments of the present disclosure relate to cellular technology applications of beamforming performed in a digital domain. In one aspect, an RF system for performing digital beamforming on a per-carrier basis is disclosed. Different phase and/or amplitude adjustments are applied to signals in different frequency ranges (that is, different carrier signals). In another aspect, an RF system for performing digital beamforming on a per-antenna basis is disclosed. Different phase and/or amplitude adjustments are applied to signals transmitted from or received by different antennas. In some implementations, the RF system may be configured to implement both digital beamforming on a per-carrier basis and digital beamforming on a per-antenna basis. The RF system disclosed herein allows to implement programmable beamforming in a digital domain in a manner significantly less complex than conventional implementations.
Patent KR-20220165565-A (KR)
Title: A putter capable of adjusting the direction of the grip and a putting method using it
Inventor: KIM HAK SOO
IPC: A63B69/36
Filed: 2021-06-08
Abstract: The present invention relates to a putter capable of adjusting a grip direction and a putting method using the same, and specifically, to a technology related to a putter that has a connector to be rotatably unlocked or locked at a lower end of a grip to adjust the direction of the grip, and a putting method using the same. The present invention comprises: a head unit hitting a golf ball; a connection unit extending upward from a middle part of the head unit; and a grip unit coupled at an upper part of the connection unit by a connector that can be rotatably unlocked or locked, wherein a central axis of the grip unit is formed to be inclined at a certain angle with respect to a central axis of the connection unit, and the direction of the grip unit can be adjusted by rotating the connector to be unlocked or locked. According to the present invention, a shake of the putter can be reduced without directly fixing the same to a body, thereby enabling precise putting.
Patent KR-20220169628-A (KR)
Title: Platform system and method for Digital Out Of Home
Inventor: KIM DAE WON
IPC: G06Q30/02
Filed: 2021-06-21
Abstract: The present invention provides a digital outdoor advertising platform system and method capable of free search and purchase of digital outdoor advertising (DOOH) media, analysis for digital outdoor advertising based on reliable data, and measurement of the effectiveness of an outdoor advertising campaign and report creation. The present invention comprises: an advertiser terminal (100) that wishes to expose a desired outdoor advertisement to potential consumers through digital media; a DOOH brokerage server (200) that receives an advertisement from the advertiser terminal and searches for and connects an owner of available outdoor advertising media; and an outdoor advertising media owner terminal (300) that receives the advertisement from the DOOH brokerage server (200) and exposes the advertisement in his/her outdoor advertising media. The present invention allows an outdoor advertising transaction between the advertiser terminal (100) and the advertising medium owner terminal (300) to be carried out through the DOOH brokerage server (200), thereby enabling the advertising transaction to be made quickly and at a low cost. In addition, the present invention provides a marketplace service for DOOH media to an advertiser and an inventory fulfillment service to an owner of outdoor advertising media.
Patent KR-20220170533-A (KR)
Title: Control emergency plc device and operation method for monitoring aviation lighting
Inventor: LIM CHAE TAEK
IPC: H05B47/20
Filed: 2021-06-23
Abstract: An emergency PLC device and an operation method for monitoring and controlling aviation lights are disclosed. According to one embodiment of the present invention, the emergency PLC device for monitoring and controlling aviation lights may include: a PCB board connected in parallel with an aviation light monitoring and controlling system an air traffic controlling system and receiving a normal PLC control signal from the aviation light monitoring and controlling system; and an emergency PLC CPU and modules preparing for the failure of the normal PLC in the aviation light monitoring and controlling system by maintaining the received normal PLC control signal.
Patent KR-20230000104-A (KR)
Inventor: KWON LEE SEUNG
IPC: A23L27/10
Filed: 2021-06-24
Abstract: The present invention relates to a method for manufacturing powered-type chionoecetes opilio seasoning comprising fish sauce, chionoecetes opilio broth, and chitosan powder, and chionoecetes opilio seasoning powder manufactured according to the method. The chionoecetes opilio seasoning prepared by the method of the present invention contains excellent nutritional components of a chionoecetes opilio as it is, and is easy to distribute and store in powder form. So, anyone can easily and conveniently realize the excellent flavor of the chionoecetes opilio.